CN109594623B - Pneumatic control box of drain valve and toilet drainage device with same - Google Patents
Pneumatic control box of drain valve and toilet drainage device with same Download PDFInfo
- Publication number
- CN109594623B CN109594623B CN201710920300.5A CN201710920300A CN109594623B CN 109594623 B CN109594623 B CN 109594623B CN 201710920300 A CN201710920300 A CN 201710920300A CN 109594623 B CN109594623 B CN 109594623B
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- transmission
- piston assembly
- drain valve
- pneumatic control
- piston
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- 230000005540 biological transmission Effects 0.000 claims abstract description 126
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/34—Flushing valves for outlets; Arrangement of outlet valves
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
- E03D5/04—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor directly by the seat or cover combined with devices for opening and closing shutters in the bowl outlet and/or with devices for raising and lowering seat or cover; Raising or lowering seat and/or cover by flushing or by the flushing mechanism
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention discloses a pneumatic control box of a drain valve and a toilet drain device with the same, wherein the pneumatic control box comprises: the device comprises a box body, a rotating body, a transmission body, a piston assembly and an air duct, wherein the box body is provided with a pushing boss and an air cylinder; the rotary body rotates and drives the piston assembly to move in the box body through the transmission body, and the piston assembly further compresses gas in the air cylinder to enable the gas in the air cylinder to flow into the pneumatic device of the drain valve through the gas guide pipe so as to open the drain valve; when the rotating body or the transmission body or the piston assembly moves to be matched with the pushing boss, the rotating body or the transmission body or the piston assembly is moved to be abducted under the pushing of the pushing boss, so that the transmission between the rotating body and the piston assembly is disconnected. The pneumatic control box has simple and compact structure, the toilet drainage device can realize the forward overturning of the toilet cover plate and the linkage of flushing the drainage valve, and the drainage valve is not controlled when the transmission between the rotating body and the piston assembly is disconnected, and the drainage valve is not flushed when the toilet cover plate is reversely overturned.
Description
Technical Field
The invention relates to the technical field of bathroom, in particular to a pneumatic control box of a drain valve and a toilet drainage device with the same.
Background
The existing flushing mode of the drain valve controlled by the toilet cover plate mainly comprises electric control and mechanical control, and the mechanical control mode is accepted by people due to the reasons of use environment, cost and the like; an automatic toilet drain control device as disclosed in chinese patent No. CN101446100B, which discharges a small amount of water to infiltrate the inner wall of a toilet bowl by turning over a drain valve on a toilet cover plate, and discharges a large amount of water to flush the toilet bowl by turning down the drain valve on the cover plate. However, this control method has problems in that: the drain valve is opened in the upset on the apron and a small amount of bath, and the inner wall of moist urinal still can viscous dirt, and a small amount of bath avoids the dirt viscous not good at the effect of inner wall of urinal, and a small amount of bath leads to the water of water tank to reduce partly, not only influences the washing effect to the urinal when turning down, and the waste water resource moreover.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a pneumatic control box for a drain valve, in which a clutch structure is provided on the pneumatic control box, so that when a rotor rotates for a preset stroke, the transmission between the rotor and a piston assembly can be cut off, and the pneumatic control box is simple and compact in structure.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a pneumatic control box of a drain valve, the pneumatic control box (100) comprising:
the box body (10) is provided with a pushing boss (13) and a cylinder (16);
a rotator (20) rotatably mounted on the case (10);
a transmission body (30) in transmission engagement with the rotor (20);
a piston assembly (40) movably mounted within the case (10) and reciprocally movable along the cylinder (16);
an air duct (50) communicating with the cylinder (16);
the rotating body (20) rotates and drives the piston assembly (40) to move in the box body (10) through the transmission body (30), and the piston assembly (40) further compresses the gas in the air cylinder (16) so that the gas in the air cylinder (16) flows into the pneumatic device of the drain valve through the gas guide pipe (50) to open the drain valve; when the rotator (20), the transmission body (30) or the piston assembly (40) moves to be matched with the pushing boss (13), the rotator (20) and the piston assembly (40) are disconnected from transmission by moving under pushing of the pushing boss (13).
Preferably, the piston assembly (40) comprises a piston head (42) and a piston rod (43) which are fixedly connected, the piston head (42) is in sealing sliding fit with the cylinder (16), the piston rod (43) is slidably arranged in the box body (10), and the transmission body (30) drives the piston rod (43) to slide in the box body (10) so as to drive the piston head (42) to compress gas in the cylinder (16).
Preferably, the transmission body (30) is movably mounted on the rotating body (20) or fixedly mounted on the rotating body (20), or the transmission body (30) is movably mounted on the piston rod (43) or fixedly mounted on the piston rod (43), or the transmission body (30) is movably mounted on the box body (10).
Preferably, the piston assembly (40) automatically resets under the action of the elastic piece (41), and the second elastic piece applies elastic force to the rotating body (20) or the transmission body (30) so that the rotating body (20) and the transmission body (30) are reset.
Preferably, the rotator (20) is arranged on the outer side of the box body (10), a yielding groove (15) for yielding the transmission body (30) is formed in the side wall of the box body (10), one end of the transmission body (30) is connected with the rotator (20), the other end of the transmission body passes through the yielding groove (15) and is in transmission fit with a piston assembly (40) in the box body (10), and the pushing boss (13) is arranged on the side wall of the yielding groove (15).
Preferably, the box body (10) is further provided with a guiding inclined plane, and the rotator (20), the transmission body (30) or the piston assembly (40) moves to a position corresponding to the pushing boss (13) along the guiding inclined plane.
Preferably, the transmission body (30) is in abutting fit or meshing fit with the piston rod (43) so as to drive the piston rod (43) and the piston head (42) to move in the box body (10).
Preferably, the transmission body (30) is provided with an abutting block (31), the piston rod (43) is provided with an abutted block (44), and the transmission body (30) is matched with the abutted block (44) in an abutting way through the abutting block (31) so as to drive the piston rod (43) and the piston head (42) to move in the box body (10).
Preferably, the device further comprises a button assembly (60) or a knob assembly arranged on the box body (10), wherein the button assembly (60) or the knob assembly is in transmission fit with the rotating body (20) or the transmission body (30) or the piston assembly (40) so as to compress the air cylinder (16).
Preferably, the box also comprises a swing rod (45) rotatably arranged in the box body (10), and the swing rod (45) and the transmission connection part of the piston rod (43) can be in relatively sliding pivot fit; the button assembly (60) or the knob assembly is in transmission connection with the piston rod (43) and the piston head (42) by driving the swing rod (45) so as to compress the air cylinder (16).
Another object of the present invention is to provide a toilet drainage device with the above pneumatic control box, which can realize the forward turning of the toilet cover plate to link the flushing of the drainage valve, and cut off the linkage of the toilet cover plate to the drainage valve when the toilet cover plate turns over a predetermined angle, and the reverse turning of the toilet cover plate to the drainage valve does not flush, thereby saving water resources.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the toilet drain device comprises any one of the pneumatic control boxes (100), wherein the rotating body (20) is used as a rotating shaft (210) at the rear end of the toilet cover plate (200), or the rotating body (20) is in linkage fit with the rotating shaft (210) at the rear end of the toilet cover plate (200).
Preferably, the toilet comprises a water tank which is arranged at the rear part of the toilet and sinks relative to the upper plane of the toilet, the drain valve is arranged in the water tank of the toilet, the rear part of the toilet cover plate (200) is covered and connected with an opening of the water tank, and the pneumatic control box (100) is arranged on the bottom surface of the rear part of the toilet cover plate (200).
Preferably, during the process of turning up the toilet cover plate (200), the transmission between the rotating body (20) and the piston assembly (40) is disconnected; in the process of downwards turning the toilet cover plate (200), the rotating body (20) and the piston assembly (40) are in a transmission fit state, and when the rotating body (20), the transmission body (30) or the piston assembly (40) moves to be matched with the pushing boss (13), transmission is disconnected between the rotating body (20) and the piston assembly (40).
The beneficial effects of the invention are as follows:
(1) According to the pneumatic control box, the rotary body drives the piston assembly through the driving body, and the pushing boss is arranged on the box body to control the rotary body and the piston assembly to break transmission, so that the pneumatic control box is simple and compact in structure, is labor-saving in gas actuation, and is suitable for a cover plate drainage device; according to the toilet drainage device adopting the pneumatic control box, on one hand, after the toilet cover plate is linked with the drainage valve for drainage, the pneumatic control box can disconnect transmission, so that the toilet cover plate does not control the drainage valve for drainage any more, and the drainage amount of the drainage valve is stable; on the other hand, can realize the one-way upset of closestool apron and pass through rotor and transmission body transmission piston assembly for linkage drain valve is washed by water when the closestool apron forward overturns, and the drain valve is not washed by water when reverse upset, thereby improves the utilization ratio of water resource, water economy resource.
(2) The pneumatic control box adopts the linkage fit of the piston rod and the transmission body, directly utilizes the cylinder stroke as the idle stroke of the rotation body, has simple and compact structure, can design larger rotation angle of the rotation body, can continue to rotate by larger angle after the transmission between the rotation body and the piston assembly is disconnected, thereby matching the overturning stroke of the toilet cover plate, and is more suitable for the structure of the drainage valve of the linkage of the toilet cover plate;
(3) The box body is also provided with a guide inclined plane, so that the movement resistance of a rotating body or a transmission body or a piston assembly matched with the pushing boss can be reduced, and the transmission is smoother;
(4) The box body is also provided with a button component or a knob component, so that the button component or the knob component can be conveniently operated during the use of the toilet cover plate, and the use is more convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a schematic perspective view of a pneumatic control box according to the present invention;
FIG. 2 is a schematic diagram of an assembled structure of a pneumatic control box and a toilet cover of the toilet drainage device of the present invention;
FIG. 3 is a schematic view showing an opened state (initial state) of the toilet cover plate of the present invention;
FIG. 4 is a schematic cross-sectional view of the pneumatic control cartridge of the present invention (with the cover plate open);
fig. 5 is a schematic cross-sectional structure of the pneumatic control cartridge of the present invention (cover closing process, drain valve opening process);
fig. 6 is a schematic cross-sectional structure of the pneumatic control box of the present invention (cover closing process, drain valve fully opened state);
FIG. 7 is a schematic view showing a closed state of the toilet cover plate of the present invention;
FIG. 8 is a schematic cross-sectional view of the pneumatic control cartridge of the present invention (cover closed state);
in the figure:
100-pneumatic control box
10-a box body; 11-a first box; 12-a second box; 13-pushing the boss; 15-a yielding groove; 16-cylinder;
20-a rotor;
30-a transmission body (driving arm); 31-an abutment block;
40-piston assembly: 41-an elastic member; 42-piston heads; 43-a piston rod; 44-abutted blocks; 45-swinging rod;
50-an airway;
a 60-button assembly;
200-toilet cover plate; 210-spindle.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 8, the present invention provides a pneumatic control box of a drain valve, the pneumatic control box 100 comprising: the box body 10 is provided with a pushing boss 13 and a cylinder 16; a rotator 20 rotatably installed on the case 10; a transmission body 30 in transmission engagement with the rotation body 20; a piston assembly 40 movably installed in the case 10 and reciprocally moving along the cylinder 16; an air duct 50 in communication with the cylinder 16; the rotator 20 rotates and drives the piston assembly 40 to move in the box 10 through the transmission body 30, and the piston assembly 40 compresses the gas in the air cylinder 16 so that the gas in the air cylinder 16 flows into the pneumatic device of the drain valve through the gas guide pipe 50 to open the drain valve; when the rotator 20, the transmission body 30 or the piston assembly 40 moves to be matched with the pushing boss 13, the rotator 20 and the piston assembly 40 are disconnected from transmission by being moved to be abducted under the pushing of the pushing boss 13, the piston assembly 40 is automatically reset under the action of the elastic piece 41, and the rotator 20 reversely rotates to reset the transmission body 30.
In this embodiment, the piston assembly 40 includes a piston head 42 and a piston rod 43 that are fixedly connected, the piston head 42 is in sealing sliding fit with the cylinder 16, the piston rod 43 is slidably mounted in the box 10, and the transmission body 30 drives the piston rod 43 to slide in the box 10 so as to drive the piston head 42 to compress the gas in the cylinder 16.
The transmission between the rotating body 20 and the piston assembly 40 can be disconnected by disconnecting the transmission between the rotating body 20 and the transmission body 30, or disconnecting the transmission between the transmission body 30 and the piston assembly 40, or disconnecting the transmission between the transmission body 30 and the rotating body 20 and the piston assembly 40. The transmission body 30 is movably mounted on the rotating body 20 or fixedly mounted on the rotating body 20, or the transmission body 30 is movably mounted on the piston rod 43 or fixedly mounted on the piston rod 43; for example, the transmission body 30 may be selectively fixedly connected to the rotor 20, or swingably connected to the piston rod 43, or the transmission body 30 may be selectively swingably connected to the case 10; the piston rod 43 is slidably mounted on the case 10; the transmission body 30 is driven by the rotating body 20, and then the transmission body 30 is in transmission fit with the piston assembly 40, the piston assembly 40 slides to compress the gas in the cylinder 16, and the gas in the cylinder 16 is transmitted to a pneumatic device of the drain valve through the gas guide pipe 50 to open the drain valve. The above connection relations can be arbitrarily combined, and the purpose of the present invention can be achieved. The following examples are set forth to illustrate in detail:
in this embodiment, the transmission body 30 is fixedly connected to the rotating body 20, that is, the transmission body 30 is a driving arm, and the driving arm is fixedly connected to the rotating body 20; the piston assembly 40 is slidably mounted in the box 10, and the rotator 20 rotates and drives the piston assembly 40 to slide in the box 10 through the transmission body 30.
Wherein the transmission body 30 is in abutting fit or meshing fit with the piston rod 43 of the piston assembly 40, so as to drive the piston rod 43 and the piston head 42 to slide in the box body 10 and compress the cylinder 16. In this embodiment, the transmission body 30 drives the piston assembly 40 to slide by being in abutting engagement with the piston rod 43, specifically, the transmission body 30 is provided with an abutting block 31, the piston rod 43 is provided with an abutted block 44, and the transmission body 30 drives the piston assembly 40 to slide in the box 10 by abutting engagement of the abutting block 31 and the abutted block 44.
And, the piston assembly 40 automatically resets under the action of the elastic member 41, and further comprises an elastic member 41 and a second elastic member (not shown in the figure), wherein the second elastic member applies an elastic force to the rotating body 20 to automatically reset the rotating body 20 and drive the transmission body 30 to reset, or the second elastic member directly applies an elastic force to the transmission body 30 to reset the rotating body 20 and the transmission body 30. In addition, the resetting of the rotator 20 and the transmission body 30 may also be, for example, a counterweight resetting method or a rail resetting method, which is not limited thereto.
In order to make the overall structure of the pneumatic control box simpler and more compact, the pneumatic control box is more suitable for being mounted on the bottom surface of the rear portion of a toilet cover plate described below, in this embodiment, the rotator 20 is disposed on the outer side of the box body 10, a yielding groove 15 for yielding the transmission body 30 is formed in the side wall of the box body 10, one end of the transmission body 30 is connected with the rotator 20, the other end passes through the yielding groove 15 and is in transmission fit with a piston assembly 40 in the box body 10, and the pushing boss 13 is disposed on the side wall of the yielding groove 15.
In this embodiment, the case 10 includes a first case 11 and a second case 12 that are fastened and connected, the rotator 20 is rotatably attached to an outer surface of the first case 11, the abdication groove 15 is opened on the first case 11, the piston assembly 40 is slidably attached to the second case 12, and the transmission body 30 and the piston assembly 40 are disposed up and down. In this embodiment, the elastic member 41 adopts a compression spring, and the second elastic member adopts a compression spring, however, the elastic member 41 and the second elastic member may also adopt torsion springs or tension springs.
The case 10 is further provided with a guide slope (not shown), along which the rotator 20 or the transmission body 30 or the piston assembly 40 moves to a position corresponding to the pushing boss 13.
The toilet bowl water draining device further comprises a button assembly 60 or a knob assembly (not shown), so that the toilet bowl water draining device adopting the pneumatic control box 100 can also control the water draining valve to flush water by operating the button assembly 60 or the knob assembly (not shown) in the using process of the toilet bowl, thereby eliminating peculiar smell in time and being more convenient to use. Specifically, the button assembly 60 is adopted in this embodiment, the button assembly includes a button body and a key, and the button assembly 60 is mounted on the box body 10 and can be in linkage fit with the rotator 20, the transmission body 30 or the piston assembly 40; in this embodiment, the button assembly 60 is in linkage fit with the piston assembly 40, and further includes a swing link 45 rotatably installed in the box body 10, where the swing link 45 is in pivot fit with the transmission connection of the piston rod 43 in a relatively sliding manner; the button assembly 60 drives the piston rod 43 and the piston head 42 by driving the rocker 45 to compress the air in the cylinder 16. It should be noted that, the pneumatic control box 100 with the button assembly 60 or the knob assembly can also be used as a manual switch to be directly installed on the wall of the toilet tank for a user to manually operate the button assembly 60 or the knob assembly, the air duct 50 is connected with a pneumatic device arranged on a drain valve in the toilet tank, and the opening of the drain valve can be controlled by operating the button assembly 60 or the knob assembly, so that friction force can be saved to a certain extent by gas actuation, and the operating force value is smaller.
In addition, the present invention also provides a toilet drain device, which includes any one of the above-mentioned pneumatic control boxes 100, wherein the rotating body 20 is used as a rotating shaft 210 at the rear end of the toilet cover 200, or the rotating body 20 is in linkage fit with the rotating shaft 210 at the rear end of the toilet cover 200; the toilet cover 200 generally includes an upper cover and a seat, and the shaft 210 may be selectively rotatable with the upper cover or the seat, as desired. The toilet cover 200 forward overturns to link the drain valve to flush and does not link the drain valve when the rotation shaft 210 rotates to a predetermined angle, and the toilet cover 200 reverse overturns the drain valve to not flush, thereby stabilizing the drainage amount of the drain valve, ensuring reliable drainage function and saving water resources. In this embodiment, the forward turning means that the toilet cover 200 turns down to a closed state, and the reverse turning means that the toilet cover turns up to an open state; vice versa. In order to conform to the usage habit of people, in this embodiment, the transmission between the rotator 20 and the piston assembly 40 is disconnected in the process of turning up the toilet cover 200, and in this process, the drain valve is not flushed; in the process of turning down the toilet cover 200, the rotor 20 and the piston assembly 40 are in a transmission fit state to link the water discharge valve for flushing, and when the rotor 20, the transmission body 30 or the piston assembly 40 moves to be matched with the pushing boss 13, the transmission between the rotor 20 and the piston assembly 40 is disconnected, so that the water discharge valve is not linked.
In this embodiment, the toilet bowl includes a water tank (not shown) disposed at the rear of the toilet bowl and sinking with respect to the upper plane of the toilet bowl, the drain valve is installed in the water tank of the toilet bowl, the rear of the toilet cover 200 is covered with the opening of the water tank, and the air control box 100 is installed on the bottom surface of the rear of the toilet cover 200.
The following will briefly describe a specific process of driving the drain valve to drain by the air-operated control box 100 in the toilet cover 200 of the present embodiment:
as shown in fig. 3 and 4, in the initial state, the toilet cover 200 is in an open state, and at this time, the transmission body 30 is disconnected from the piston assembly 40, that is, the transmission between the rotor 20 and the piston assembly 40 is disconnected.
As shown in fig. 5, in the process of turning down the toilet cover 200, the rotary shaft 210 rotates forward along with the turning of the toilet cover 200, so as to drive the rotary body 20 of the air-operated control box 100 to rotate forward, the rotary body 20 drives the transmission body 30 to rotate to be in abutting engagement with the abutted block 44 of the piston assembly 40, so as to drive the piston assembly 40 to slide in the box 10, the piston head 42 compresses the air in the air cylinder 16, and the air in the air cylinder 16 is transmitted to the air-operated device of the drain valve in the toilet water tank through the air duct 50, so as to link the drain valve to flush.
As shown in fig. 6, until the rotating body 20 rotates to a preset angle, at this time, the transmission body 30 is matched with the pushing boss 13, the rotating body 20 is driven by the pushing boss 13 to move together against the elastic force of the second elastic member, so that the transmission body 30 is separated from the abutted block 44 of the piston assembly 40, that is, the transmission body 30 and the piston assembly 40 are disconnected, so that the transmission between the rotating body 20 and the piston assembly 40 is disconnected, the toilet cover 200 can not continue to control the drain valve to drain water, after the transmission body 30 and the abutted block 44 of the piston assembly 40 are separated, the piston assembly 40 is automatically reset under the action of the elastic member 41, the rotating body 20 reversely rotates and drives the transmission body 30 to reversely rotate, and when the transmission body 30 rotates to the abutted block 44, the transmission body 30 is reset to the transmission position under the action of the second elastic member, at this time, the drain valve can be automatically reset, so that the water tank can be normally closed after the drain water is completed, and water source is not wasted.
As shown in fig. 7 and 8, the toilet cover 200 continues to turn over until the toilet cover 200 is closed, at this time, the rotating shaft 210 continues to rotate forward along with the turning over of the toilet cover 200, so as to drive the rotating body 20 of the air-operated control box 100 to rotate forward, the rotating body 20 drives the transmission body 30 to pass through the abduction groove 15, and the rotating angle of the rotating body 20 is larger, so as to satisfy the turning over action of the toilet cover 200.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (13)
1. A pneumatic control box of a drain valve, characterized in that the pneumatic control box (100) comprises:
the box body (10) is provided with a pushing boss (13) and a cylinder (16);
a rotator (20) rotatably mounted on the case (10);
a transmission body (30) in transmission engagement with the rotor (20);
a piston assembly (40) movably mounted within the case (10) and reciprocally movable along the cylinder (16);
an air duct (50) communicating with the cylinder (16);
the rotating body (20) rotates and drives the piston assembly (40) to move in the box body (10) through the transmission body (30), and the piston assembly (40) further compresses the gas in the air cylinder (16) so that the gas in the air cylinder (16) flows into the pneumatic device of the drain valve through the gas guide pipe (50) to open the drain valve; when the rotator (20), the transmission body (30) or the piston assembly (40) moves to be matched with the pushing boss (13), the rotator (20) and the piston assembly (40) are disconnected from transmission by moving under pushing of the pushing boss (13).
2. A pneumatic control box for a drain valve according to claim 1, wherein: the piston assembly (40) comprises a piston head (42) and a piston rod (43) which are fixedly connected, the piston head (42) is in sealing sliding fit with the air cylinder (16), the piston rod (43) is arranged in the box body (10) in a sliding mode, and the transmission body (30) drives the piston rod (43) to slide in the box body (10) so as to drive the piston head (42) to compress air in the air cylinder (16).
3. A pneumatic control box for a drain valve according to claim 2, wherein: the transmission body (30) is movably arranged on the rotating body (20) or fixedly arranged on the rotating body (20), or the transmission body (30) is movably arranged on the piston rod (43) or fixedly arranged on the piston rod (43), or the transmission body (30) is movably arranged on the box body (10).
4. A pneumatic control box for a drain valve according to claim 1, wherein: the piston assembly (40) automatically resets under the action of the elastic piece (41), and the second elastic piece applies elastic force to the rotating body (20) or the transmission body (30) to enable the rotating body (20) and the transmission body (30) to reset.
5. A pneumatic control box for a drain valve according to claim 1, wherein: the rotary body (20) is arranged on the outer side of the box body (10), a yielding groove (15) for yielding the transmission body (30) is formed in the side wall of the box body (10), one end of the transmission body (30) is connected with the rotary body (20), the other end of the transmission body passes through the yielding groove (15) and is in transmission fit with a piston assembly (40) in the box body (10), and the pushing boss (13) is arranged on the side wall of the yielding groove (15).
6. A pneumatic control box for a drain valve according to claim 1 or 5, wherein: the box body (10) is also provided with a guide inclined plane, and the rotating body (20), the transmission body (30) or the piston assembly (40) moves to a position corresponding to the pushing boss (13) along the guide inclined plane.
7. A pneumatic control box for a drain valve according to claim 2, wherein: the transmission body (30) is in abutting fit or meshing fit with the piston rod (43) so as to drive the piston rod (43) and the piston head (42) to move in the box body (10).
8. A pneumatic control box for a drain valve as defined in claim 7, wherein: the transmission body (30) is provided with an abutting block (31), the piston rod (43) is provided with an abutted block (44), and the transmission body (30) is matched with the abutted block (44) in an abutting way through the abutting block (31) so as to drive the piston rod (43) and the piston head (42) to move in the box body (10).
9. A pneumatic control box for a drain valve according to claim 2, wherein: the device also comprises a button assembly (60) or a knob assembly arranged on the box body (10), wherein the button assembly (60) or the knob assembly is in transmission fit with the rotating body (20) or the transmission body (30) or the piston assembly (40) so as to compress the air cylinder (16).
10. A pneumatic control box for a drain valve according to claim 9, wherein: the box body (10) is characterized by further comprising a swing rod (45) rotatably arranged in the box body (10), wherein the swing rod (45) and a transmission connection part of the piston rod (43) can be in relatively sliding pivot fit; the button assembly (60) or the knob assembly is in transmission connection with the piston rod (43) and the piston head (42) by driving the swing rod (45) so as to compress the air cylinder (16).
11. A toilet drain device, characterized by comprising the pneumatic control box (100) according to any one of claims 1 to 10, wherein the rotating body (20) is used as a rotating shaft (210) at the rear end of the toilet cover plate (200), or the rotating body (20) is in linkage fit with the rotating shaft (210) at the rear end of the toilet cover plate (200).
12. A toilet drain as claimed in claim 11, wherein: the toilet comprises a water tank which is arranged at the rear part of the toilet and sinks relative to the upper plane of the toilet, the drain valve is arranged in the water tank of the toilet, the rear part of the toilet cover plate (200) is covered and connected with an opening of the water tank, and the pneumatic control box (100) is arranged on the bottom surface of the rear part of the toilet cover plate (200).
13. A toilet drain as claimed in claim 11, wherein: in the process of turning up the toilet cover plate (200), the transmission between the rotating body (20) and the piston assembly (40) is disconnected; in the process of downwards turning the toilet cover plate (200), the rotating body (20) and the piston assembly (40) are in a transmission fit state, and when the rotating body (20), the transmission body (30) or the piston assembly (40) moves to be matched with the pushing boss (13), transmission is disconnected between the rotating body (20) and the piston assembly (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710920300.5A CN109594623B (en) | 2017-09-30 | 2017-09-30 | Pneumatic control box of drain valve and toilet drainage device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710920300.5A CN109594623B (en) | 2017-09-30 | 2017-09-30 | Pneumatic control box of drain valve and toilet drainage device with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109594623A CN109594623A (en) | 2019-04-09 |
| CN109594623B true CN109594623B (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710920300.5A Active CN109594623B (en) | 2017-09-30 | 2017-09-30 | Pneumatic control box of drain valve and toilet drainage device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109594623B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW564901U (en) * | 2003-01-03 | 2003-12-01 | Coido Corp | Air compressor |
| KR20100027551A (en) * | 2008-09-02 | 2010-03-11 | 웅진코웨이주식회사 | Water flushing apparatus of chamber pot using piston |
| CN204370533U (en) * | 2014-12-25 | 2015-06-03 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of possess the button of pneumatic feel and the draining valve of this button of assembling |
| CN205776612U (en) * | 2016-05-19 | 2016-12-07 | 科勒(中国)投资有限公司 | Vicarious drives drain valve system |
| CN207525840U (en) * | 2017-09-30 | 2018-06-22 | 厦门瑞尔特卫浴科技股份有限公司 | The pneumatic control box of a kind of drain valve and with its closestool drainage device |
-
2017
- 2017-09-30 CN CN201710920300.5A patent/CN109594623B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW564901U (en) * | 2003-01-03 | 2003-12-01 | Coido Corp | Air compressor |
| KR20100027551A (en) * | 2008-09-02 | 2010-03-11 | 웅진코웨이주식회사 | Water flushing apparatus of chamber pot using piston |
| CN204370533U (en) * | 2014-12-25 | 2015-06-03 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of possess the button of pneumatic feel and the draining valve of this button of assembling |
| CN205776612U (en) * | 2016-05-19 | 2016-12-07 | 科勒(中国)投资有限公司 | Vicarious drives drain valve system |
| CN207525840U (en) * | 2017-09-30 | 2018-06-22 | 厦门瑞尔特卫浴科技股份有限公司 | The pneumatic control box of a kind of drain valve and with its closestool drainage device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109594623A (en) | 2019-04-09 |
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